Telephone base unit



FIG. 1 is a top perspective view of a telephone base unit of the present invention;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a first side view thereof;

FIG. 5 is a second side view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The broken lines immediately adjacent the shaded areas, which define the unshaded regions, represent the bounds of the claimed design. All other broken lines are directed to environment and are for illustrative purposes only. The broken lines and unshaded regions within the broken lines form no part of the claimed design. 

We claim the ornamental design for a telephone base unit, as shown and described. 